Ontong Java Flying Fox vs Triangle-marked Roller

Pteropus howensis compared with Ancylis achatana

Key Differences

• Ontong Java Flying Fox is Critically Endangered while Triangle-marked Roller is Vulnerable.

Taxonomic Classification

Rank	Ontong Java Flying Fox	Triangle-marked Roller
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Lepidoptera (Butterflies & Moths)
Family	Pteropodidae (Fruit Bats)	Tortricidae
Genus	Pteropus (Flying Foxes)	Ancylis
Species	Pteropus howensis	Ancylis achatana

Evolutionary Relationship

Ontong Java Flying Fox and Triangle-marked Roller share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Ontong Java Flying Fox

CR — Critically Endangered

Triangle-marked Roller

VU — Vulnerable

Physical Characteristics

Attribute	Ontong Java Flying Fox	Triangle-marked Roller
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ontong Java Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Triangle-marked Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.